package book.dao;

import java.util.List;

import book.entity.Book;

public interface ShowDao {
	/**
	 * 显示所有书籍
	 * @return
	 */
	List<Book> showAllBooks(int pageFirst,int currentPage);
	/**
	 * 查询总共的个数
	 * @return
	 */
	int countAllBooks();
}
